removed useless code

Author: EmanueleMinotto

src/Console/Helper/Question/AlwaysReturnKeyOfChoiceQuestion.php

@@ -69,7 +69,7 @@ public function getValidator()
 
             if ($this->_multiselect) {
                 // Check for a separated comma values
-                if (!preg_match('/^[a-zA-Z0-9_-]+(?:,[a-zA-Z0-9_-]+)*$/', $selectedChoices, $matches)) {
+                if (!preg_match('/^[a-zA-Z0-9_-]+(?:,[a-zA-Z0-9_-]+)*$/', $selectedChoices)) {
                     throw new \InvalidArgumentException(sprintf($this->_errorMessage, $selected));
                 }
                 $selectedChoices = explode(',', $selectedChoices);

src/Console/Input/CachedInputDefinitionFactory.php

@@ -46,9 +46,9 @@ public function createForFormType($formType, array &$resources = [])
 
         if ($cache->isFresh()) {
             return $this->inputDefinitionFromCache($cache);
-        } else {
-            return $this->freshInputDefinition($formType, $cache, $resources);
         }
+
+        return $this->freshInputDefinition($formType, $cache, $resources);
     }
 
     /**
@@ -60,9 +60,7 @@ protected function configCacheFor($formType)
     {
         $filename = $formType instanceof FormTypeInterface ? $formType->getName() : $formType;
 
-        $cache = new ConfigCache($this->cacheDirectory . '/' . $filename, $this->debug);
-
-        return $cache;
+        return new ConfigCache($this->cacheDirectory.'/'.$filename, $this->debug);
     }
 
     /**